Re: [PATCH] libata: Fix early use of port printk. (Was Re: ata4294967295:failed to start port (errno=-19))

[Jeff Garzik]

Alan Cox wrote:
> On Fri, 30 Nov 2007 14:34:11 +0200 (EET)
> Meelis Roos <mroos@xxxxxxxx> wrote:
>
> > > Can you stick a stack trace in at that point ? That would help diagnose
> > > it a great deal quicker.
> > Finally done - found out hard way that BUG() is too bad and 
> > dump_st5ack() suits me better.
>
> Thanks. This should fix the real cause, and also allow for port start to
> fail politely with -ENODEV.
>
> Signed-off-by: Alan Cox <alan@xxxxxxxxxx>

applied #upstream-fixes


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